Factory Cheap China API 5CT K55 ingenamthungo Carbon Steel Oil Casing Pipe
Isishwankathelo
Sithembele ekucingeni okucwangcisiweyo, ukuphuculwa okuthe gqolo kuwo onke amacandelo, inkqubela phambili yetekhnoloji kwaye kunjalo nakubasebenzi bethu abathatha inxaxheba ngokuthe ngqo kwimveliso kunye nokuthengisa ioyile yethu kunye nombhobho wecasing, ishishini lethu lijonge phambili ekudaleni ixesha elide kunye nobudlelwane boshishino olumnandi kunye nabathengi. kunye noosomashishini abavela kuyo yonke indawo emhlabeni. Uphuhliso lwenkampani yethu alufuni kuphela isiqinisekiso somgangatho, ixabiso elifanelekileyo kunye nenkonzo egqibeleleyo, kodwa kuxhomekeke ekuthembekeni kunye nenkxaso yomthengi wethu! Kwixesha elizayo, siya kuqhubeka ngeyona nkonzo inamava kunye nomgangatho ophezulu wokubonelela ngelona xabiso likhuphisanayo, Kunye nabathengi bethu kwaye siphumelele ukuphumelela! Wamkelekile kumbuzo kunye nokubonisana!
Kwintsimi yemveliso yeoli kunye negesi, indima ebalulekileyo ye-tubing kunye ne-casing iyabonakala. Idlala indima ekuxhaseni isakhiwo se-oyile kakuhle, ukuqinisekisa ukhuseleko lwenkqubo yokugaya kunye nokusebenza okuqhelekileyo komthombo emva kokugqitywa. Kwinkqubo yokuvelisa i-oyile, umbhobho wesikrini nawo udlala indima ebalulekileyo njengemveliso eqhubekayo ye-tubing kunye ne-casing.
Isikrini sisetyenziselwa ukulawulwa kwesanti kwinkqubo yokubuyisela ioli, ukuhluza ukubandakanywa okufana nesanti kunye negrabile kwioli ekrwada ekhutshiweyo. Ngokwemeko yejoloji eyahlukileyo ye-oyile kakuhle, izinto ezifunekayo zikwahlukile. Izikrini zahlulahlulwe ngokwezikrini ezifakiweyo, izikrini ezikruqukileyo, izikrini zamanxeba ocingo, izikrini zebhulorho, kunye nezikrini ezidibeneyo.
Esona sikrini sisetyenziswa ngokuqhelekileyo sisikhusi esinenxeba locingo. Indlela yokuvelisa yolu hlobo lwekhusi ngolu hlobo lulandelayo: ucingo oluthile lwentsimbi olunqamlezayo lulimele kwi-liner yentsimbi ngokulinganayo isasazwe kwiintonga zesikrini ezijikelezileyo okanye i-perforated kunye ne-welded ngokuqinileyo, kwaye umsantsa othile ushiywe njengomngxuma wesikrini. Nangona kunjalo, xa olu hlobo lwekhusi lunyanzeliswa ukuba ludlule kwicandelo eligobileyo lequla elityekele kakhulu okanye iqula elithe tye, kuba liya kungqubana, licudise kwaye likhuhle eludongeni lwequla okanye i-casing, lithanda ukuba nocingo olumdaka, olunokubangela umonakalo kwikhusi okanye ukuguqulwa kwesikhewu, okukhokelela kumgangatho wokuQeda kunye nesiphumo solawulo lwesanti siyancipha okanye singasebenzi. Ejolise kule drawback yezikrini ezifakwe ngocingo, izikrini ezifakwe kwimibhobho edibeneyo kunye ne-seams ibonakala. Ngenxa yokusebenza okuphezulu kunye nexabiso eliphantsi lombhobho ofakweyo, ixabiswe kakhulu kwaye isetyenziswa ngokubanzi ngamasimi amakhulu e-oyile ngokukhawuleza njengoko ibonakala.
Isicelo
Umbhobho okwi-Api5ct usetyenziswa ikakhulu ekwembeni ioyile nerhasi kunye nokuthuthwa kweoyile nerhasi. I-oil casing isetyenziselwa kakhulu ukuxhasa udonga lwe-borehole ngexesha nasemva kokugqitywa kwequla ukuqinisekisa ukusebenza okuqhelekileyo komthombo kunye nokugqitywa komthombo.
IBanga eliPhambili
IBakala:J55,K55,N80,L80,P110, njl
ICandelo leMichiza
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IPropati yoomatshini
| IBanga | Uhlobo | Ukwandiswa okupheleleyo phantsi komthwalo | Unikeze Amandla | Tensile strength | Ukuqinaa,c | Ubungqingqwa boDonga obucacisiweyo | Ukwahluka koBulukhuni obuvumelekileyob | ||
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| imiz | max |
| HRC | HBW | mm | HRC |
| H40 | - | 0.5 | 276 | 552 | 414 | - | - | - | - |
| J55 | - | 0.5 | 379 | 552 | 517 | - | - | - | - |
| K55 | - | 0.5 | 379 | 552 | 655 | - | - | - | - |
| N80 | 1 | 0.5 | 552 | 758 | 689 | - | - | - | - |
| N80 | Q | 0.5 | 552 | 758 | 689 | - | - | - | - |
| I-R95 | - | 0.5 | 655 | 758 | 724 | - | - | - | - |
| L80 | 1 | 0.5 | 552 | 655 | 655 | 23.0 | 241.0 | - | - |
| L80 | 9Kr | 0.5 | 552 | 655 | 655 | 23.0 | 241.0 | - | - |
| L80 | l3Cr | 0.5 | 552 | 655 | 655 | 23.0 | 241.0 | - | - |
| C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255.0 | ≤12.70 | 3.0 |
| 12.71 ukuba 19.04 | 4.0 | ||||||||
| 19.05 ukuba 25.39 | 5.0 | ||||||||
| ≥25.4 | 6.0 | ||||||||
| T95 | 1 | 0.5 | 655 | 758 | 724 | 25.4 | 255 | ≤12.70 | 3.0 |
| 12.71 ukuba 19.04 | 4.0 | ||||||||
| 19.05 ukuba 25.39 | 5.0 | ||||||||
| ≥25.4 | 6.0 | ||||||||
| C110 | - | 0.7 | 758 | 828 | 793 | 30.0 | 286.0 | ≤12.70 | 3.0 |
| 12.71 ukuba 19.04 | 4.0 | ||||||||
| 19.05 ukuba 25.39 | 5.0 | ||||||||
| ≥25.4 | 6.0 | ||||||||
| P110 | - | 0.6 | 758 | 965 | 862 | - | - | - | - |
| Q125 | 1 | 0.65 | 862 | 1034 | 931 | b | - | ≤12.70 | 3.0 |
| 12.71 ukuba 19.04 | 4.0 | ||||||||
| 19.05 | 5.0 | ||||||||
| aKwimeko yempikiswano, uvavanyo lobulukhuni belabhoratri iRockwell C luya kusetyenziswa njengendlela kasompempe. | |||||||||
| bAkukho mida yobunzima obuchaziweyo, kodwa ukuhluka okuphezulu kuthintelwe njengolawulo lokuvelisa ngokuhambelana ne-7.8 kunye ne-7.9. | |||||||||
| cKwiimvavanyo zokuqina eludongeni zamaBakala L80 (zonke iindidi), C90, T95 no-C110, iimfuno ezichazwe kwisikali se-HRC zezobuninzi benani lobunzima obuphakathi. | |||||||||
Imfuneko yoVavanyo
Ukongeza ekuqinisekiseni ukubunjwa kweekhemikhali kunye neempawu zemishini, iimvavanyo ze-hydrostatic zenziwa nganye nganye, kwaye iimvavanyo ze-flaring kunye ne-flattening ziyenziwa. . Ukongezelela, kukho iimfuno ezithile ze-microstructure, ubukhulu bengqolowa, kunye ne-decarburization layer yombhobho wensimbi ogqityiweyo.
Uvavanyo lwe-Tensile:
1. Kwimpahla yentsimbi yeemveliso, umenzi kufuneka enze uvavanyo lwe-tensile. Kumbhobho odityanisiweyo wombane, odityanisiweyo kukhetho lomenzi, uvavanyo lwe-tensile lunokwenziwa kwipleyiti yentsimbi eyayisetyenziselwa ukwenza umbhobho okanye i-perfomred kumbhobho wentsimbi ngokuthe ngqo. Uvavanyo olwenziweyo kwimveliso lunokusetyenziswa njengovavanyo lwemveliso.
2. Iityhubhu zovavanyo ziya kukhethwa ngokungenamkhethe. Xa iimvavanyo ezininzi zifunwa, indlela yesampulu iya kuqinisekisa ukuba iisampuli ezithathiweyo zingamela ukuqala kunye nokuphela komjikelezo wokunyanga ukushisa (ukuba kuyasebenza) kunye neziphelo zombini ityhubhu. Xa iimvavanyo ezininzi zifuneka, ipateni iya kuthathwa kwiityhubhu ezahlukeneyo ngaphandle kokuba isampuli yetyhubhu ejiyileyo inokuthatyathwa kwiziphelo zombini zetyhubhu.
3. Isampulu yombhobho engenamthungo ingathathwa nakweyiphi na indawo kwisangqa sombhobho; isampula yombhobho odityanisiweyo kufuneka ithathwe malunga ne-90 ° ukuya kwi-weld seam, okanye ngokukhetha umenzi. Iisampulu zithathwa malunga nekota yobubanzi bomcu.
4. Kungakhathaliseki ukuba ngaphambi nangemva kovavanyo, ukuba ukulungiswa kwesampuli kufunyenwe kunesiphako okanye kukho ukungabikho kwezinto ezingabalulekanga ngenjongo yovavanyo, isampuli inokuchithwa kwaye ithathelwe indawo enye isampuli eyenziwe kwi-tube efanayo.
5. Ukuba uvavanyo lwe-tensile olumele ibhetshi yeemveliso alufezekisi iimfuno, umenzi unokuthatha ezinye iibhubhu ezi-3 kwibhetshi enye yeetyhubhu ukuze ziphinde zihlolwe.
Ukuba zonke ii-retests zeesampuli zihlangabezana neemfuno, i-batch ye-tubes ifanelekile ngaphandle kwe-tube engafanelekanga eyayiyisampuli yasekuqaleni.
Ukuba ngaphezulu kwesampulu enye isampuliwe ekuqaleni okanye enye okanye iisampuli ezininzi zokuvavanya kwakhona azifikeleli kwiimfuno ezichaziweyo, umenzi unokuhlola ibhetshi yeetyhubhu nganye nganye.
Ibhetshi ekhatyiweyo yeemveliso inokuphinda ifudunyezwe kwaye iphinde iphinde iphinde iphinde isetyenziswe njengebhetshi entsha.
Uvavanyo lokucaba:
1. Isampula yovavanyo iya kuba yiringi yovavanyo okanye isiphelo esisikiwe esingekho ngaphantsi kwe-63.5mm (2-1 / 2in).
2. Iisampulu zinokunqunyulwa ngaphambi kokuba unyango lobushushu, kodwa ngokuxhomekeke kunyango olufanayo lobushushu njengoko umbhobho umelwe. Ukuba uvavanyo lwebhetshi lusetyenzisiwe, amanyathelo aya kuthathwa ukuchonga ubudlelwane phakathi kwesampulu kunye netyhubhu yesampula. Isithando somlilo ngasinye kwibhetshi nganye kufuneka sityunyuzwe.
3. Lo mzekelo uya kucandwa phakathi kweepleyiti ezimbini ezihambelanayo. Kwiseti nganye yemizekelo yovavanyo olucaba, enye iweld yacandwa kwi-90 ° kwaye enye yacandwa ku-0 °. I-specimen iya kunqunyulwa de iindonga zetyhubhu zidibanise. Ngaphambi kokuba umgama phakathi kweeplati ezihambelanayo ungaphantsi kwexabiso elichaziweyo, akukho kuphazamiseka okanye ukuphuka kufuneka kubonakale kuyo nayiphi na inxalenye yepateni. Ngethuba lenkqubo yonke yokucwenga, akufuneki kubekho isakhiwo esibi, i-welds engaxutywanga, i-delamination, i-metal overburning, okanye i-extrusion yensimbi.
4. Kungakhathaliseki ukuba ngaphambi nangemva kovavanyo, ukuba ukulungiswa kwesampuli kufunyenwe kunesiphako okanye kukho ukungabikho kwezinto ezingabalulekanga ngenjongo yovavanyo, isampuli inokuchithwa kwaye ithathelwe indawo enye isampuli eyenziwe kwi-tube efanayo.
5. Ukuba nayiphi na isampuli emele ityhubhu ayihlangabezani neemfuno ezichaziweyo, umenzi unokuthatha isampuli ukusuka ekupheleni kwetyhubhu yovavanyo olongezelelweyo de iimfuno zifezekiswe. Nangona kunjalo, ubude bombhobho ogqityiweyo emva kwesampuli akumele bube ngaphantsi kwe-80% yobude bokuqala. Ukuba nayiphi na isampuli yetyhubhu emele ibhetshi yeemveliso ayihambelani neemfuno ezichaziweyo, umenzi unokuthatha iityhubhu ezimbini ezongezelelweyo kwibhetshi yeemveliso kwaye anqumle iisampuli zokuvavanya kwakhona. Ukuba iziphumo zolu vavanyo kwakhona zonke ziyahlangabezana neemfuno, ibhetshi yeetyhubhu ifanelekile ngaphandle kwetyhubhu ekhethwe ekuqaleni njengesampulu. Ukuba nayiphi na iisampulu zokuvavanya kwakhona ayihlangabezani neemfuno ezikhankanyiweyo, umenzi unokusampula iibhubhu eziseleyo zebhetshi nganye nganye. Kwinketho yomenzi, nayiphi na ibhetshi yeetyhubhu inokuphinda iphathwe ngokushushu kwaye iphinde ihlolwe njengebhetshi entsha yeetyhubhu.
Uvavanyo lwempembelelo:
1. Kwimibhobho, isethi yeesampuli iya kuthathwa kwiqashiso ngalinye (ngaphandle kokuba iinkqubo ezibhaliweyo zibonakaliswe ukuhlangabezana neemfuno zokulawula). Ukuba umyalelo ulungiswe kwi-A10 (SR16), uvavanyo lunyanzelekile.
2. Kwi-casing, iipayipi zensimbi ezi-3 kufuneka zithathwe kwibhetshi nganye kwiimvavanyo. Iityhubhu zokuvavanya ziya kukhethwa ngokungenamkhethe, kwaye indlela yesampulu iya kuqinisekisa ukuba iisampulu ezibonelelweyo zinokumela ukuqala kunye nokuphela komjikelezo wokunyanga ubushushu kunye neziphelo zangaphambili nasemva komkhono ngexesha lonyango lobushushu.
3. Uvavanyo lwempembelelo ye-Charpy V-notch
4. Kungakhathaliseki ukuba ngaphambi nangemva kovavanyo, ukuba ukulungiswa kwesampuli kufunyenwe kunesiphako okanye kukho ukungabikho kwezinto ezingabalulekanga ngenjongo yovavanyo, isampuli inokuchithwa kwaye ithathelwe indawo enye isampuli eyenziwe kwi-tube efanayo. Iisampulu akufuneki kuthiwe inesiphene ngenxa nje yokuba ingahlangabezani nobuncinane obufunekayo bamandla afunxayo.
5. Ukuba isiphumo sesampulu esingaphezulu kwesinye singaphantsi kobuncinci bemfuno yamandla afunxayo, okanye isiphumo sesampulu esinye singaphantsi kwe-2/3 yemfuno ekhankanyiweyo encinci yamandla, iisampulu ezintathu ezongezelelweyo ziya kuthatyathwa kwisiqwenga esinye kwaye iphinde yavavanywa. Amandla empembelelo yomzekelo ngamnye ophinde wavavanywa ayakuba mkhulu okanye alingane nobona buncinane bemfuno efunliweyo yamandla.
6. Ukuba iziphumo zovavanyo oluthile azihlangabezani neemfuno kwaye iimeko zovavanyo olutsha azihlangabezwanga, ngoko ke iisampulu ezintathu ezongezelelweyo zithathwa kwelinye lamanye amaqhekeza amathathu ebhetshi. Ukuba zonke iimeko ezongezelelweyo ziyahlangabezana neemfuno, ibhetshi ifanelekile ngaphandle kwaleyo ayiphumelelanga ekuqaleni. Ukuba ngaphezu kwesinye isiqwenga sokuhlola esongezelelweyo asihambelani neemfuno, umenzi unokukhetha ukuhlola iziqwenga eziseleyo zebhetshi nganye nganye, okanye ahlaziye ibhetshi kwaye ayihlole kwibhetshi entsha.
7. Ukuba ngaphezulu kwenye yezinto ezintathu zokuqala ezifunekayo ukubonisa ibhetshi yeziqinisekiso ziyakhatywa, ukuhlolwa kwakhona akuvumelekanga ukubonisa ubungqina bokuba ibhetshi yeetyhubhu ifanelekile. Umvelisi unokukhetha ukuhlola iibhetshi eziseleyo isiqwenga ngasinye, okanye aphinde afudumale ibhetshi kwaye ayihlole kwibhetshi entsha..
Uvavanyo lweHydrostatic:
1. Umbhobho ngamnye uya kufakwa kuvavanyo loxinzelelo lwe-hydrostatic yombhobho wonke emva kokuqina (ukuba kufanelekile) kunye nonyango lokugqibela lobushushu (ukuba kufanelekile), kwaye luya kufikelela kuxinzelelo oluchaziweyo lwe-hydrostatic ngaphandle kokuvuza. Uxinzelelo lovavanyo lokubamba ixesha lenziwe ngaphantsi kwe-5s. Kwimibhobho edibeneyo, i-welds yemibhobho iya kuhlolwa ukuvuza phantsi koxinzelelo lovavanyo. Ngaphandle kokuba uvavanyo lonke lombhobho lwenziwe ubuncinane kwangaphambili kuxinzelelo olufunekayo kwimeko yokuphela kombhobho, i-factory processing thread kufuneka yenze uvavanyo lwe-hydrostatic (okanye ulungiselele uvavanyo olunjalo) kumbhobho wonke.
2. Imibhobho yokuphathwa kobushushu iya kufakwa kuvavanyo lwe-hydrostatic emva kokunyanga kobushushu bokugqibela. Uxinzelelo lovavanyo lwayo yonke imibhobho eneziphelo ezinemisonto iya kuba ubuncinane uxinzelelo lovavanyo lwemisonto kunye nokudibanisa.
3 .Emva kokucutshungulwa kubungakanani bombhobho ogqityiweyo we-flat-end kunye naziphi na iinqununu ezimfutshane eziphethwe ukushisa, uvavanyo lwe-hydrostatic luya kwenziwa emva kokuphela kweflethi okanye intambo.
Ukunyamezelana
Idayamitha engaphandle:
| Uluhlu | Tolerane |
| ＜4-1/2 | ±0.79mm (±0.031in) |
| ≥4-1/2 | +1% OD~-0.5% OD |
Kwityhubhu edibeneyo ejiyileyo enobungakanani obuncinci okanye obulingana no-5-1 / 2, ukunyamezela kulandelayo kusebenza kwidayamitha engaphandle yomzimba wombhobho kumgama omalunga ne-127mm (5.0in) ecaleni kwendawo ejiyileyo; Ukunyamezela kulandelayo kusebenza kwi-diameter yangaphandle yetyhubhu ngaphakathi komgama ophantse ulingane nobubanzi bombhobho ngokukhawuleza omelene nenxalenye edibeneyo.
| Uluhlu | Ukunyamezelana |
| ≤3-1/2 | +2.38mm~-0.79mm (+3/32in~-1/32in) |
| ＞3-1/2~≤5 | +2.78mm~-0.75%OD（+7/64in~-0.75%OD） |
| ＞5~≤8 5/8 | +3.18mm~-0.75%OD (+1/8in~-0.75%OD) |
| ＞8 5/8 | +3.97mm~-0.75%OD (+5/32in~-0.75%OD) |
Kwityhubhu ejiyileyo yangaphandle enobungakanani be-2-3 / 8 nangaphezulu, ukunyamezela kulandelayo kusebenza kwidayamitha yangaphandle yombhobho otyebileyo kwaye ubukhulu buguquka ngokuthe ngcembe ukusuka ekupheleni kombhobho.
| Rang | Ukunyamezelana |
| ≥2-3/8~≤3-1/2 | +2.38mm~-0.79mm (+3/32in~-1/32in) |
| ＞3-1/2~≤4 | +2.78mm~-0.79mm (+7/64in~-1/32in) |
| ＞4 | +2.78mm~-0.75%OD（+7/64in~-0.75%OD） |
Ukutyeba kodonga:
Ukunyamezela kobunzima bodonga oluchaziweyo lombhobho yi-12.5%
Ubunzima:
Uluhlu olulandelayo luyimfuneko yokunyamezela ubunzima. Xa ubuncinci obuchaziweyo bodonga obukhulu bukhulu okanye bulingana ne-90% yobukhulu bodonga obuchaziweyo, umda ophezulu wokunyamezela ubunzima bengcambu enye kufuneka unyuswe ukuya kwi-10%
| Ubungakanani | Ukunyamezelana |
| Iqhekeza elinye | +6,5~-3.5 |
| Ubunzima bomthwalo wesithuthi≥18144kg(40000lb) | -1.75% |
| Ubunzima bomthwalo wesithuthi (18144kg) (40000lb) | -3.5% |
| Ubungakanani beodolo≥18144kg(40000lb) | -1.75% |
| Ubungakanani beodolo (18144kg) (40000lb) | -3.5% |
Iinkcukacha zeMveliso
IMibhobho yePetroleum yoKwakha imibhobho
API 5L
